Section 4, User Interface Guide ATLAS 550 System Manual
106 © 2002 ADTRAN, Inc. 61200305L1-1F
MODULES (T1/PRI-1) > DS0 STATUS
Read security: 5
The DS0 status indicates usage on a DS0 basis. These options are read-only:
MODULES (T1/PRI-1) > DS0 ALARMS
Read security: 5
Displays per-DS0 alarm status. These alarms usually indicate the failure to receive the protocol that has
been configured for the DS0.
MODULES (T1/PRI-1) > SIG STATUS
Read security: 5
Read-only field that indicates signaling of all 24 DS0s. The A/B bits for Rx (receive) and Tx (transmit)
DS0s are shown. Dashes display for those DS0s where robbed bit signaling (RBS) is not being transferred
by the ATLAS 550.
-Unallocated
*Inactive
+Signaling mismatch
AActive B Channel
DActive D Channel
MMaintenance
NDedicated (nailed)
OOff hook - originate (RBS)
RRinging (RBS); Restart (ISDN)
WWaiting dial tone
-No Alarm DS0
DD Channel Alarm (ISDN)
FFrame Alarm (packet)
TTBOP Alarm (packet)
PPPP Alarm (packet)